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Finding the Fourth Proportional to 56,416.80, 84,686.76 and 41,579.76

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Solution

The fourth proportional to 56,416.80, 84,686.76 and 41,579.76 is: 62,415.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,416.80 : 84,686.76 = 41,579.76 : x
  2. Step 2: Convert to fraction form
    56,416.80/84,686.76 = 41,579.76/x
  3. Step 3: Cross multiply
    56,416.80x = 84,686.76 × 41,579.76
  4. Step 4: Simplify right side
    56,416.80x = 3,521,255,155.98
  5. Step 5: Solve for x
    x = 3,521,255,155.98/56,416.80
  6. Step 6: Final answer
    x = 62,415.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.